forked from mrq/DL-Art-School
121 lines
4.1 KiB
Python
121 lines
4.1 KiB
Python
import os
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import os.path as osp
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import logging
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import random
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import argparse
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from PIL import Image
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from scipy.io import wavfile
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from torchvision.transforms import ToTensor
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import utils
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import utils.options as option
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import utils.util as util
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from data.audio.unsupervised_audio_dataset import load_audio
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from trainer.ExtensibleTrainer import ExtensibleTrainer
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import torch
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import numpy as np
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# A rough copy of test.py that "surfs" along a set of random noise priors to show the affect of gaussian noise on the results.
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def forward_pass(model, data, output_dir, spacing, audio_mode):
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with torch.no_grad():
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model.feed_data(data, 0)
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model.test()
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visuals = model.get_current_visuals()['rlt'].cpu()
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img_path = data['GT_path'][0]
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img_name = osp.splitext(osp.basename(img_path))[0]
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sr_img = visuals[0]
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# save images
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suffixes = [f'_{int(spacing)}']
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for suffix in suffixes:
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if audio_mode:
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save_img_path = osp.join(output_dir, img_name + suffix + '.wav')
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wavfile.write(osp.join(output_dir, save_img_path), 11025, sr_img[0].cpu().numpy())
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else:
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save_img_path = osp.join(output_dir, img_name + suffix + '.png')
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util.save_img(util.tensor2img(sr_img), save_img_path)
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def load_image(path, audio_mode):
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# Load test image
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if audio_mode:
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im = load_audio(path, 22050).unsqueeze(0)
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else:
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im = ToTensor()(Image.open(path)) * 2 - 1
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_, h, w = im.shape
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if h % 2 == 1:
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im = im[:,1:,:]
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h = h-1
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if w % 2 == 1:
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im = im[:,:,1:]
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w = w-1
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dh, dw = (h - 32 * (h // 32)) // 2, (w - 32 * (w // 32)) // 2
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if dh > 0:
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im = im[:,dh:-dh]
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if dw > 0:
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im = im[:,:,dw:-dw]
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im = im[:3].unsqueeze(0)
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return im
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if __name__ == "__main__":
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# Set seeds
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torch.manual_seed(5555)
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random.seed(5555)
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np.random.seed(5555)
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#### options
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audio_mode = True # Whether to render audio or images.
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torch.backends.cudnn.benchmark = True
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want_metrics = False
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parser = argparse.ArgumentParser()
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parser.add_argument('-opt', type=str, help='Path to options YAML file.', default='../options/test_diffusion_vocoder_dvae.yml')
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opt = option.parse(parser.parse_args().opt, is_train=False)
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opt = option.dict_to_nonedict(opt)
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utils.util.loaded_options = opt
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util.mkdirs(
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(path for key, path in opt['path'].items()
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if not key == 'experiments_root' and 'pretrain_model' not in key and 'resume' not in key))
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util.setup_logger('base', opt['path']['log'], 'test_' + opt['name'], level=logging.INFO,
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screen=True, tofile=True)
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logger = logging.getLogger('base')
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logger.info(option.dict2str(opt))
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im = load_image(opt['image'], audio_mode)
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correction_factors = util.opt_get(opt, ['correction_factor'], None)
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if 'ref_images' in opt.keys():
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refs = [load_image(r, audio_mode) for r in opt['ref_images']]
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#min_len = min(r.shape[1] for r in refs)
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min_len = opt['ref_images_len']
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refs = [r[:, :min_len] for r in refs]
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refs = torch.stack(refs, dim=1)
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else:
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refs = torch.empty((1,1))
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#opt['steps']['generator']['injectors']['visual_debug']['zero_noise'] = False
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model = ExtensibleTrainer(opt)
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results_dir = osp.join(opt['path']['results_root'], os.path.basename(opt['image']))
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util.mkdir(results_dir)
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for i in range(10):
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if audio_mode:
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data = {
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'clip': im.to('cuda'),
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'alt_clips': refs.to('cuda'),
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'num_alt_clips': torch.tensor([refs.shape[1]], dtype=torch.int32, device='cuda'),
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'GT_path': opt['image'],
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'resampled_clip': refs[:, 0].to('cuda')
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}
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else:
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data = {
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'hq': im.to('cuda'),
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'corruption_entropy': torch.tensor([correction_factors], device='cuda',
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dtype=torch.float),
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'GT_path': opt['image']
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}
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forward_pass(model, data, results_dir, i, audio_mode)
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